trcks.oop.ResultTupleWrapper
Bases: BaseWrapper[ResultTuple[_F_default_co, _S_default_co]]
Type-safe and immutable wrapper for trcks.ResultTuple objects.
The wrapped object can be accessed via the attribute
trcks.oop.ResultTupleWrapper.core.
The trcks.oop.ResultTupleWrapper.map* methods allow method chaining.
The trcks.oop.ResultTupleWrapper.tap* methods allow for side effects.
Example
Map and tap each element inside a success tuple:
>>> from trcks.oop import ResultTupleWrapper
>>> def double_integer(n: int) -> int:
... return n * 2
...
>>> def duplicate_integer(n: int) -> tuple[int, int]:
... return n, n
...
>>> def log_integer(n: int) -> None:
... print(f"Received: {n}")
...
>>> result_tuple_wrapper = (
... ResultTupleWrapper
... .construct_successes_from_iterable((1, 2, 3))
... .map_successes(double_integer)
... .tap_successes(log_integer)
... .map_successes_to_iterable(duplicate_integer)
... )
Received: 2
Received: 4
Received: 6
>>> result_tuple_wrapper
ResultTupleWrapper(core=('success', (2, 2, 4, 4, 6, 6)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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construct_failure(value)
staticmethod
Construct and wrap a trcks.Failure object from a value.
Parameters:
-
value(_F) –The value to be wrapped.
Returns:
-
ResultTupleWrapper[_F, Never]–A new trcks.oop.ResultTupleWrapper instance with the wrapped trcks.Failure object.
Example
>>> ResultTupleWrapper.construct_failure("not found")
ResultTupleWrapper(core=('failure', 'not found'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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construct_from_result(rslt)
staticmethod
Construct and wrap a trcks.ResultTuple object from a trcks.Result object.
Parameters:
-
rslt(Result[_F_default, _S_default]) –The trcks.Result object to be wrapped.
Returns:
-
ResultTupleWrapper[_F_default, _S_default]–A new trcks.oop.ResultTupleWrapper instance with the wrapped trcks.ResultTuple object.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> ResultTupleWrapper.construct_from_result(("success", 7))
ResultTupleWrapper(core=('success', (7,)))
>>> ResultTupleWrapper.construct_from_result(("failure", "oops"))
ResultTupleWrapper(core=('failure', 'oops'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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construct_successes(value)
staticmethod
Construct and wrap a trcks.SuccessTuple object from a value.
Parameters:
-
value(_S) –The value to be wrapped.
Returns:
-
ResultTupleWrapper[Never, _S]–A new trcks.oop.ResultTupleWrapper instance with the wrapped trcks.SuccessTuple object.
Example
>>> ResultTupleWrapper.construct_successes(42)
ResultTupleWrapper(core=('success', (42,)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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construct_successes_from_iterable(it)
staticmethod
Construct and wrap a trcks.SuccessTuple object from an iterable.
Parameters:
-
it(Iterable[_S]) –The collections.abc.Iterable to be wrapped and converted.
Returns:
-
ResultTupleWrapper[Never, _S]–A new trcks.oop.ResultTupleWrapper instance with the wrapped trcks.SuccessTuple object.
Example
>>> ResultTupleWrapper.construct_successes_from_iterable([1, 2])
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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construct_successes_from_tuple(tpl)
classmethod
Deprecated alias for construct_successes_from_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure(f)
Apply a synchronous function to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on unchanged.
Parameters:
-
f(Callable[[_F_default_co], _F]) –The synchronous function to be applied.
Returns:
-
ResultTupleWrapper[_F, _S_default_co]–A new trcks.oop.ResultTupleWrapper instance with
- the result of the function application if the original trcks.ResultTuple is a failure, or
- the original trcks.ResultTuple object if it is a success.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _add_prefix(description: str) -> str:
... return f"err: {description}"
...
>>> ResultTupleWrapper.construct_failure("not found").map_failure(
... _add_prefix
... )
ResultTupleWrapper(core=('failure', 'err: not found'))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_failure(_add_prefix)
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_awaitable(f)
Apply an asynchronous function to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on unchanged.
Parameters:
Returns:
-
AwaitableResultTupleWrapper[_F, _S_default_co]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the result of the function application if the original trcks.ResultTuple is a failure, or
- the original trcks.ResultTuple if it is a success.
Example
>>> import asyncio
>>> from trcks.oop import ResultTupleWrapper
>>> async def prefix_slowly(e: str) -> str:
... await asyncio.sleep(0.001)
... return f"err: {e}"
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "not found"
... ).map_failure_to_awaitable(prefix_slowly)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('failure', 'err: not found')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_failure_to_awaitable(prefix_slowly)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1, 2))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_awaitable_result_iterable(f)
Apply an asynchronous function with return type trcks.AwaitableResultIterable to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on unchanged.
Parameters:
-
f(Callable[[_F_default_co], AwaitableResultIterable[_F, _S]]) –The asynchronous function to be applied.
Returns:
-
AwaitableResultTupleWrapper[_F, _S_default_co | _S]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the result of the function application if the original trcks.ResultTuple is a failure, or
- the original trcks.ResultTuple if it is a success.
Example
>>> import asyncio
>>> from trcks import AwaitableResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> async def recover(
... e: str,
... ) -> AwaitableResultTuple[str, int]:
... await asyncio.sleep(0.001)
... if e == "not found":
... return "success", (0, 1)
... return "failure", e
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "not found"
... ).map_failure_to_awaitable_result_iterable(recover)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('success', (0, 1))
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_failure_to_awaitable_result_iterable(recover)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1, 2))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_awaitable_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.map_failure_to_awaitable_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_iterable(f)
Apply a synchronous function returning an collections.abc.Iterable to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on unchanged.
Parameters:
Returns:
-
ResultTupleWrapper[Never, _S_default_co | _S]–A new trcks.oop.ResultTupleWrapper instance with
- a trcks.SuccessTuple containing the result of the function application if the original trcks.ResultTuple is a failure, or
- the original trcks.ResultTuple object if it is a success.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _recover_from_not_found(description: str) -> tuple[int, ...]:
... if description == "not found":
... return (0,)
... return ()
...
>>> ResultTupleWrapper.construct_failure(
... "not found"
... ).map_failure_to_iterable(_recover_from_not_found)
ResultTupleWrapper(core=('success', (0,)))
>>>
>>> ResultTupleWrapper.construct_failure(
... "not authorized"
... ).map_failure_to_iterable(_recover_from_not_found)
ResultTupleWrapper(core=('success', ()))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_failure_to_iterable(_recover_from_not_found)
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_result(f)
Apply a synchronous function with return type trcks.Result to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on unchanged.
Parameters:
Returns:
-
ResultTupleWrapper[_F, _S_default_co | _S]–A new trcks.oop.ResultTupleWrapper instance with
- the result of the function application if the original trcks.ResultTuple is a failure, or
- the original trcks.ResultTuple object if it is a success.
Example
>>> from trcks import Result
>>> from trcks.oop import ResultTupleWrapper
>>> def _recover_from_not_found(description: str) -> Result[str, int]:
... if description == "not found":
... return "success", 0
... return "failure", description
...
>>> ResultTupleWrapper.construct_failure(
... "not found"
... ).map_failure_to_result(_recover_from_not_found)
ResultTupleWrapper(core=('success', (0,)))
>>>
>>> ResultTupleWrapper.construct_failure(
... "not authorized"
... ).map_failure_to_result(_recover_from_not_found)
ResultTupleWrapper(core=('failure', 'not authorized'))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_failure_to_result(_recover_from_not_found)
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_result_iterable(f)
Apply a synchronous function with return type trcks.ResultIterable to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on unchanged.
Parameters:
-
f(Callable[[_F_default_co], ResultIterable[_F, _S]]) –The synchronous function to be applied.
Returns:
-
ResultTupleWrapper[_F, _S_default_co | _S]–A new trcks.oop.ResultTupleWrapper instance with
- the result of the function application if the original trcks.ResultTuple is a failure, or
- the original trcks.ResultTuple object if it is a success.
Example
>>> from trcks import ResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> def _recover_from_not_found(description: str) -> ResultTuple[str, int]:
... if description == "not found":
... return "success", (0,)
... return "failure", description
...
>>> ResultTupleWrapper.construct_failure(
... "not found"
... ).map_failure_to_result_iterable(_recover_from_not_found)
ResultTupleWrapper(core=('success', (0,)))
>>>
>>> ResultTupleWrapper.construct_failure(
... "not authorized"
... ).map_failure_to_result_iterable(_recover_from_not_found)
ResultTupleWrapper(core=('failure', 'not authorized'))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_failure_to_result_iterable(_recover_from_not_found)
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.map_failure_to_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_failure_to_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.map_failure_to_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes(f)
Apply a synchronous function to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on unchanged.
Parameters:
-
f(Callable[[_S_default_co], _S]) –The synchronous function to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co, _S]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.ResultTuple object if it is a failure, or
- a trcks.SuccessTuple with transformed elements if the original trcks.ResultTuple is a success.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _double_integer(n: int) -> int:
... return n * 2
...
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2, 3)
... ).map_successes(_double_integer)
ResultTupleWrapper(core=('success', (2, 4, 6)))
>>>
>>> ResultTupleWrapper.construct_failure("not found").map_successes(
... _double_integer
... )
ResultTupleWrapper(core=('failure', 'not found'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_awaitable(f)
Apply an asynchronous function to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on unchanged.
Parameters:
-
f(Callable[[_S_default_co], Awaitable[_S]]) –The asynchronous function to be applied to each success element.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co, _S]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the original trcks.ResultTuple if it is a failure, or
- an awaitable trcks.SuccessTuple with all transformed elements.
Example
>>> import asyncio
>>> from trcks.oop import ResultTupleWrapper
>>> async def double_slowly(n: int) -> int:
... await asyncio.sleep(0.001)
... return n * 2
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "not found"
... ).map_successes_to_awaitable(double_slowly)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('failure', 'not found')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_successes_to_awaitable(double_slowly)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (2, 4))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_awaitable_result(f)
Apply an asynchronous function with return type trcks.Result to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on unchanged.
Parameters:
-
f(Callable[[_S_default_co], AwaitableResult[_F, _S]]) –The asynchronous function to be applied to each success element.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co | _F, _S]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the original trcks.ResultTuple if it is a failure, or
- the first trcks.Failure returned by the function, or
- an awaitable trcks.SuccessTuple with all transformed elements if the function returns trcks.Success for all.
Example
>>> import asyncio
>>> from trcks import Result
>>> from trcks.oop import ResultTupleWrapper
>>> async def slowly_double_if_positive(n: int) -> Result[str, int]:
... await asyncio.sleep(0.001)
... if n > 0:
... return "success", n * 2
... return "failure", "negative"
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "not found"
... ).map_successes_to_awaitable_result(slowly_double_if_positive)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('failure', 'not found')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_successes_to_awaitable_result(slowly_double_if_positive)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (2, 4))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_awaitable_result_iterable(f)
Apply an asynchronous function with return type trcks.AwaitableResultIterable to each element in the wrapped trcks.SuccessTuple and flatten.
Wrapped trcks.Failure objects are passed on unchanged.
Parameters:
-
f(Callable[[_S_default_co], AwaitableResultIterable[_F, _S]]) –The asynchronous function to be applied to each success element.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co | _F, _S]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the original trcks.ResultTuple if it is a failure, or
- the first trcks.Failure returned by the function, or
- a flattened awaitable trcks.SuccessTuple if the function returns trcks.SuccessTuple for all elements.
Example
>>> import asyncio
>>> from trcks import AwaitableResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> async def slowly_expand(
... n: int,
... ) -> AwaitableResultTuple[str, int]:
... await asyncio.sleep(0.001)
... if n > 0:
... return "success", (n, -n)
... return "failure", "negative"
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "not found"
... ).map_successes_to_awaitable_result_iterable(slowly_expand)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('failure', 'not found')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_successes_to_awaitable_result_iterable(slowly_expand)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1, -1, 2, -2))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_awaitable_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.map_successes_to_awaitable_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_iterable(f)
Apply a synchronous function returning an collections.abc.Iterable to each element in the wrapped trcks.SuccessTuple and flatten.
Wrapped trcks.Failure objects are passed on unchanged.
Parameters:
-
f(Callable[[_S_default_co], Iterable[_S]]) –The synchronous function to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co, _S]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.ResultTuple object if it is a failure, or
- a flattened trcks.SuccessTuple if the original trcks.ResultTuple is a success.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _duplicate_integer(n: int) -> tuple[int, int]:
... return n, n
...
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_successes_to_iterable(_duplicate_integer)
ResultTupleWrapper(core=('success', (1, 1, 2, 2)))
>>>
>>> ResultTupleWrapper.construct_failure(
... "not found"
... ).map_successes_to_iterable(_duplicate_integer)
ResultTupleWrapper(core=('failure', 'not found'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_result(f)
Apply a synchronous function with return type trcks.Result to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on unchanged.
Parameters:
-
f(Callable[[_S_default_co], Result[_F, _S]]) –The synchronous function to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co | _F, _S]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.ResultTuple object if it is a failure, or
- the first trcks.Failure returned by the function, or
- a trcks.SuccessTuple with all transformed elements if the function returns trcks.Success for all elements.
Example
>>> from trcks import Result
>>> from trcks.oop import ResultTupleWrapper
>>> def double_if_positive(n: int) -> Result[str, int]:
... if n > 0:
... return "success", n * 2
... return "failure", "not positive"
...
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_successes_to_result(double_if_positive)
ResultTupleWrapper(core=('success', (2, 4)))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, -1, 2)
... ).map_successes_to_result(double_if_positive)
ResultTupleWrapper(core=('failure', 'not positive'))
>>>
>>> ResultTupleWrapper.construct_failure(
... "oops"
... ).map_successes_to_result(double_if_positive)
ResultTupleWrapper(core=('failure', 'oops'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_result_iterable(f)
Apply a synchronous function with return type trcks.ResultIterable to each element in the wrapped trcks.SuccessTuple and flatten.
Wrapped trcks.Failure objects are passed on unchanged.
Parameters:
-
f(Callable[[_S_default_co], ResultIterable[_F, _S]]) –The synchronous function to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co | _F, _S]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.ResultTuple object if it is a failure, or
- the first trcks.Failure returned by the function, or
- a flattened trcks.SuccessTuple if the function returns trcks.SuccessTuple for all elements.
Example
>>> from trcks import ResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> def duplicate_if_positive(n: int) -> ResultTuple[str, int]:
... if n > 0:
... return "success", (n, n)
... return "failure", "not positive"
...
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).map_successes_to_result_iterable(duplicate_if_positive)
ResultTupleWrapper(core=('success', (1, 1, 2, 2)))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, -1, 2)
... ).map_successes_to_result_iterable(duplicate_if_positive)
ResultTupleWrapper(core=('failure', 'not positive'))
>>>
>>> ResultTupleWrapper.construct_failure(
... "oops"
... ).map_successes_to_result_iterable(duplicate_if_positive)
ResultTupleWrapper(core=('failure', 'oops'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.map_successes_to_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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map_successes_to_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.map_successes_to_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure(f)
Apply a synchronous side effect to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on without side effects.
Parameters:
Returns:
-
ResultTupleWrapper[_F_default_co, _S_default_co]–A new trcks.oop.ResultTupleWrapper instance with the original trcks.ResultTuple object, allowing for further method chaining.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _log_error(description: str) -> None:
... print(f"Error: {description}")
...
>>> result_tuple_wrapper_1 = ResultTupleWrapper.construct_failure(
... "oops"
... ).tap_failure(_log_error)
Error: oops
>>> result_tuple_wrapper_1
ResultTupleWrapper(core=('failure', 'oops'))
>>> result_tuple_wrapper_2 = (
... ResultTupleWrapper.construct_successes(1).tap_failure(
... _log_error
... )
... )
>>> result_tuple_wrapper_2
ResultTupleWrapper(core=('success', (1,)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_awaitable(f)
Apply an asynchronous side effect to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on without side effects.
Parameters:
Returns:
-
AwaitableResultTupleWrapper[_F_default_co, _S_default_co]–A new trcks.oop.AwaitableResultTupleWrapper instance with the original trcks.ResultTuple object.
Example
>>> import asyncio
>>> from trcks.oop import ResultTupleWrapper
>>> async def log_slowly(e: str) -> None:
... await asyncio.sleep(0.001)
... print(f"Error: {e}")
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "oops"
... ).tap_failure_to_awaitable(log_slowly)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> result_1 = asyncio.run(wrapper_1.core_as_coroutine)
Error: oops
>>> result_1
('failure', 'oops')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes(
... 1
... ).tap_failure_to_awaitable(log_slowly)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1,))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_awaitable_result(f)
Apply an asynchronous side effect with return type trcks.Result to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on without side effects.
Parameters:
-
f(Callable[[_F_default_co], AwaitableResult[object, _S]]) –The asynchronous side effect to be applied.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co, _S_default_co | _S]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the original trcks.Failure if the applied side effect returns a trcks.Failure,
- the returned trcks.Success (wrapped as a tuple) if the applied side effect returns a trcks.Success and
- the original trcks.SuccessTuple if no side effect was applied.
Example
>>> import asyncio
>>> from trcks import Result
>>> from trcks.oop import ResultTupleWrapper
>>> async def recover(e: str) -> Result[object, int]:
... await asyncio.sleep(0.001)
... if e == "not found":
... return "success", 0
... return "failure", e
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "not found"
... ).tap_failure_to_awaitable_result(recover)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('success', (0,))
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes(
... 1
... ).tap_failure_to_awaitable_result(recover)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1,))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_awaitable_result_iterable(f)
Apply an asynchronous side effect with return type trcks.AwaitableResultIterable to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on without side effects.
Parameters:
-
f(Callable[[_F_default_co], AwaitableResultIterable[object, _S]]) –The asynchronous side effect to be applied.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co, _S_default_co | _S]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the original trcks.Failure if the applied side effect returns a trcks.Failure,
- the returned trcks.SuccessTuple if the applied side effect returns a trcks.SuccessTuple and
- the original trcks.SuccessTuple if no side effect was applied.
Example
>>> import asyncio
>>> from trcks import AwaitableResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> async def recover(
... e: str,
... ) -> AwaitableResultTuple[object, int]:
... await asyncio.sleep(0.001)
... if e == "not found":
... return "success", (0, 1)
... return "failure", e
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "not found"
... ).tap_failure_to_awaitable_result_iterable(recover)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('success', (0, 1))
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes(
... 1
... ).tap_failure_to_awaitable_result_iterable(recover)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1,))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_awaitable_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.tap_failure_to_awaitable_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_iterable(f)
Apply a synchronous side effect returning an collections.abc.Iterable to the wrapped trcks.Failure object.
The failure is converted to a trcks.SuccessTuple where the original failure value is repeated once per element in the collections.abc.Iterable returned by the side effect.
Wrapped trcks.SuccessTuple objects are passed on without side effects.
Parameters:
Returns:
-
ResultTupleWrapper[Never, _F_default_co | _S_default_co]–A new trcks.oop.ResultTupleWrapper instance with
- a trcks.SuccessTuple containing the original failure repeated once per element in the collections.abc.Iterable returned by the side effect if the original trcks.ResultTuple is a failure, or
- the original trcks.SuccessTuple if no side effect was applied.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _log_and_alert(description: str) -> tuple[None, None]:
... return (
... print(f"Error logged: {description}"),
... print(f"Alert sent: {description}"),
... )
...
>>> ResultTupleWrapper.construct_failure(
... "critical"
... ).tap_failure_to_iterable(_log_and_alert)
Error logged: critical
Alert sent: critical
ResultTupleWrapper(core=('success', ('critical', 'critical')))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).tap_failure_to_iterable(_log_and_alert)
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_result(f)
Apply a synchronous side effect with return type trcks.Result to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on without side effects.
Parameters:
Returns:
-
ResultTupleWrapper[_F_default_co, _S_default_co | _S]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.Failure if the applied side effect returns a trcks.Failure,
- the returned trcks.Success (wrapped as a tuple) if the applied side effect returns a trcks.Success and
- the original trcks.SuccessTuple if no side effect was applied.
Example
>>> from trcks import Result
>>> from trcks.oop import ResultTupleWrapper
>>> def recover(e: str) -> Result[None, int]:
... if e == "not found":
... return "success", 42
... return "failure", None
...
>>> ResultTupleWrapper.construct_failure(
... "not found"
... ).tap_failure_to_result(recover)
ResultTupleWrapper(core=('success', (42,)))
>>>
>>> ResultTupleWrapper.construct_failure(
... "fatal"
... ).tap_failure_to_result(recover)
ResultTupleWrapper(core=('failure', 'fatal'))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).tap_failure_to_result(recover)
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_result_iterable(f)
Apply a synchronous side effect with return type trcks.ResultIterable to the wrapped trcks.Failure object.
Wrapped trcks.SuccessTuple objects are passed on without side effects.
Parameters:
-
f(Callable[[_F_default_co], ResultIterable[object, _S]]) –The synchronous side effect to be applied.
Returns:
-
ResultTupleWrapper[_F_default_co, _S_default_co | _S]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.Failure if the applied side effect returns a trcks.Failure,
- the returned trcks.SuccessIterable if the applied side effect returns a trcks.SuccessIterable and
- the original trcks.SuccessTuple if no side effect was applied.
Example
>>> from trcks import ResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> def recover(e: str) -> ResultTuple[None, int]:
... if e == "not found":
... return "success", (42,)
... return "failure", None
...
>>> ResultTupleWrapper.construct_failure(
... "not found"
... ).tap_failure_to_result_iterable(recover)
ResultTupleWrapper(core=('success', (42,)))
>>>
>>> ResultTupleWrapper.construct_failure(
... "fatal"
... ).tap_failure_to_result_iterable(recover)
ResultTupleWrapper(core=('failure', 'fatal'))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).tap_failure_to_result_iterable(recover)
ResultTupleWrapper(core=('success', (1, 2)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.tap_failure_to_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_failure_to_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.tap_failure_to_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes(f)
Apply a synchronous side effect to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on without side effects.
Parameters:
-
f(Callable[[_S_default_co], object]) –The synchronous side effect to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co, _S_default_co]–A new trcks.oop.ResultTupleWrapper instance with the original trcks.ResultTuple object, allowing for further method chaining.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _log_integer(n: int) -> None:
... print(f"Received: {n}")
...
>>> result_tuple_wrapper_1 = (
... ResultTupleWrapper.construct_successes_from_iterable((1, 2))
... .tap_successes(_log_integer)
... )
Received: 1
Received: 2
>>> result_tuple_wrapper_1
ResultTupleWrapper(core=('success', (1, 2)))
>>> result_tuple_wrapper_2 = ResultTupleWrapper.construct_failure(
... "oops"
... ).tap_successes(_log_integer)
>>> result_tuple_wrapper_2
ResultTupleWrapper(core=('failure', 'oops'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_awaitable(f)
Apply an asynchronous side effect to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on without side effects.
Parameters:
-
f(Callable[[_S_default_co], Awaitable[object]]) –The asynchronous side effect to be applied to each success element.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co, _S_default_co]–A new trcks.oop.AwaitableResultTupleWrapper instance with the original trcks.ResultTuple object.
Example
>>> import asyncio
>>> from trcks.oop import ResultTupleWrapper
>>> async def print_slowly(n: int) -> None:
... await asyncio.sleep(0.001)
... print(f"Value: {n}")
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "oops"
... ).tap_successes_to_awaitable(print_slowly)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('failure', 'oops')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).tap_successes_to_awaitable(print_slowly)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> result_2 = asyncio.run(wrapper_2.core_as_coroutine)
Value: 1
Value: 2
>>> result_2
('success', (1, 2))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_awaitable_result(f)
Apply an asynchronous side effect with return type trcks.Result to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on without side effects.
Parameters:
-
f(Callable[[_S_default_co], AwaitableResult[_F, object]]) –The asynchronous side effect to be applied to each success element.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co | _F, _S_default_co]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the original trcks.Failure if no side effect was applied,
- the returned trcks.Failure if the applied side effect returns a trcks.Failure and
- the original trcks.SuccessTuple if the applied side effect returns trcks.Success for all.
Example
>>> import asyncio
>>> from trcks import Result
>>> from trcks.oop import ResultTupleWrapper
>>> async def slowly_check_if_positive(n: int) -> Result[str, None]:
... await asyncio.sleep(0.001)
... if n > 0:
... return "success", None
... return "failure", "negative"
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "oops"
... ).tap_successes_to_awaitable_result(slowly_check_if_positive)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('failure', 'oops')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).tap_successes_to_awaitable_result(slowly_check_if_positive)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1, 2))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_awaitable_result_iterable(f)
Apply an asynchronous side effect with return type trcks.AwaitableResultIterable to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on without side effects.
Parameters:
-
f(Callable[[_S_default_co], AwaitableResultIterable[_F, object]]) –The asynchronous side effect to be applied to each success element.
Returns:
-
AwaitableResultTupleWrapper[_F_default_co | _F, _S_default_co]–A new trcks.oop.AwaitableResultTupleWrapper instance with
- the original trcks.Failure if no side effect was applied,
- the returned trcks.Failure if the applied side effect returns a trcks.Failure and
- the original trcks.SuccessTuple (with each element repeated per element in the side effect output) if the applied side effect returns trcks.SuccessTuple for all elements.
Example
>>> import asyncio
>>> from trcks import AwaitableResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> async def audit(
... n: int,
... ) -> AwaitableResultTuple[str, None]:
... await asyncio.sleep(0.001)
... if n > 0:
... return "success", (None, None)
... return "failure", "negative"
...
>>> wrapper_1 = ResultTupleWrapper.construct_failure(
... "oops"
... ).tap_successes_to_awaitable_result_iterable(audit)
>>> wrapper_1
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_1.core_as_coroutine)
('failure', 'oops')
>>>
>>> wrapper_2 = ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).tap_successes_to_awaitable_result_iterable(audit)
>>> wrapper_2
AwaitableResultTupleWrapper(core=<coroutine object ...>)
>>> asyncio.run(wrapper_2.core_as_coroutine)
('success', (1, 1, 2, 2))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_awaitable_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.tap_successes_to_awaitable_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_iterable(f)
Apply a synchronous side effect returning an collections.abc.Iterable to each element in the wrapped trcks.SuccessTuple.
The original success elements are repeated once per element in the collections.abc.Iterable returned by the side effect.
Wrapped trcks.Failure objects are passed on without side effects.
Parameters:
-
f(Callable[[_S_default_co], Iterable[object]]) –The synchronous side effect to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co, _S_default_co]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.Failure if no side effect was applied, or
- a trcks.SuccessTuple where each original element is repeated once per element in the collections.abc.Iterable returned by the side effect.
Example
>>> from trcks.oop import ResultTupleWrapper
>>> def _log_twice(n: int) -> tuple[None, None]:
... return print(f"Received: {n}"), print(f"Received: {n}")
...
>>> ResultTupleWrapper.construct_successes(7).tap_successes_to_iterable(
... _log_twice
... )
Received: 7
Received: 7
ResultTupleWrapper(core=('success', (7, 7)))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_result(f)
Apply a synchronous side effect with return type trcks.Result to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on without side effects.
Parameters:
-
f(Callable[[_S_default_co], Result[_F, object]]) –The synchronous side effect to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co | _F, _S_default_co]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.Failure if no side effect was applied,
- the returned trcks.Failure if the applied side effect returns a trcks.Failure and
- the original trcks.SuccessTuple if the applied side effect returns trcks.Success for all elements.
Example
>>> from trcks import Result
>>> from trcks.oop import ResultTupleWrapper
>>> def _validate_positive(n: int) -> Result[str, None]:
... if n > 0:
... return "success", None
... return "failure", "not positive"
...
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, 2)
... ).tap_successes_to_result(_validate_positive)
ResultTupleWrapper(core=('success', (1, 2)))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, -1, 2)
... ).tap_successes_to_result(_validate_positive)
ResultTupleWrapper(core=('failure', 'not positive'))
>>>
>>> ResultTupleWrapper.construct_failure(
... "oops"
... ).tap_successes_to_result(_validate_positive)
ResultTupleWrapper(core=('failure', 'oops'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_result_iterable(f)
Apply a synchronous side effect with return type trcks.ResultIterable to each element in the wrapped trcks.SuccessTuple.
Wrapped trcks.Failure objects are passed on without side effects.
Parameters:
-
f(Callable[[_S_default_co], ResultIterable[_F, object]]) –The synchronous side effect to be applied to each success element.
Returns:
-
ResultTupleWrapper[_F_default_co | _F, _S_default_co]–A new trcks.oop.ResultTupleWrapper instance with
- the original trcks.Failure if no side effect was applied,
- the returned trcks.Failure if the applied side effect returns a trcks.Failure and
- the original trcks.SuccessTuple element repeated once per element in the side effect output if the applied side effect returns trcks.SuccessTuple for all elements.
Example
>>> from trcks import ResultTuple
>>> from trcks.oop import ResultTupleWrapper
>>> def _validate_positive_twice(n: int) -> ResultTuple[str, None]:
... if n > 0:
... return "success", (None, None)
... return "failure", "not positive"
...
>>> ResultTupleWrapper.construct_successes(
... 7
... ).tap_successes_to_result_iterable(_validate_positive_twice)
ResultTupleWrapper(core=('success', (7, 7)))
>>>
>>> ResultTupleWrapper.construct_successes_from_iterable(
... (1, -1)
... ).tap_successes_to_result_iterable(_validate_positive_twice)
ResultTupleWrapper(core=('failure', 'not positive'))
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_result_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.tap_successes_to_result_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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tap_successes_to_tuple(f)
Deprecated alias for trcks.oop.ResultTupleWrapper.tap_successes_to_iterable.
Source code in src/trcks/oop/_result_tuple_wrapper.py
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